NL167660B - Werkwijze voor het bereiden van gamma-ijzer(iii)-oxyde alsmede onder toepassing van aldus bereid gamma-ijzer- (iii)-oxyde vervaardigd gevormd voortbrengsel. - Google Patents
Werkwijze voor het bereiden van gamma-ijzer(iii)-oxyde alsmede onder toepassing van aldus bereid gamma-ijzer- (iii)-oxyde vervaardigd gevormd voortbrengsel.Info
- Publication number
- NL167660B NL167660B NL7203583A NL7203583A NL167660B NL 167660 B NL167660 B NL 167660B NL 7203583 A NL7203583 A NL 7203583A NL 7203583 A NL7203583 A NL 7203583A NL 167660 B NL167660 B NL 167660B
- Authority
- NL
- Netherlands
- Prior art keywords
- iii
- oxide
- gamma iron
- prepared
- manufactured
- Prior art date
Links
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 title 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title 2
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
- G11B5/70652—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides gamma - Fe2 O3
- G11B5/70663—Preparation processes specially adapted therefor, e.g. using stabilising agents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
- G11B5/70647—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides with a skin
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
- G11B5/70652—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides gamma - Fe2 O3
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/42—Magnetic properties
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Dermatology (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Paints Or Removers (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12533171A | 1971-03-17 | 1971-03-17 | |
US22563672A | 1972-02-11 | 1972-02-11 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7203583A NL7203583A (nl) | 1972-09-19 |
NL167660B true NL167660B (nl) | 1981-08-17 |
NL167660C NL167660C (nl) | 1982-01-18 |
Family
ID=26823475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7203583A NL167660C (nl) | 1971-03-17 | 1972-03-17 | Werkwijze voor het bereiden van gamma-ijzer(iii)-oxyde alsmede onder toepassing van aldus bereid gamma-ijzer(iii)-oxyde vervaardigd gevormd voortbrengsel. |
Country Status (14)
Country | Link |
---|---|
JP (1) | JPS5549016B1 (nl) |
AR (1) | AR199878A1 (nl) |
AU (1) | AU442230B2 (nl) |
BE (1) | BE780830A (nl) |
CA (1) | CA980536A (nl) |
CH (1) | CH547234A (nl) |
DE (1) | DE2212435C3 (nl) |
FI (1) | FI54284C (nl) |
FR (1) | FR2130407B1 (nl) |
GB (1) | GB1392196A (nl) |
IE (1) | IE36177B1 (nl) |
IT (1) | IT957573B (nl) |
NL (1) | NL167660C (nl) |
SE (1) | SE389329B (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2735316C3 (de) * | 1977-08-05 | 1981-01-29 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von nadeiförmigen, ferrimagnetischen Eisenoxiden |
DE2801395C2 (de) * | 1978-01-13 | 1982-04-22 | Bayer Ag, 5090 Leverkusen | Thermisch stabilisiertes ferrimagnetisches Eisenoxid |
DE2805405A1 (de) * | 1978-02-09 | 1979-08-16 | Basf Ag | Verfahren zur herstellung von nadelfoermigen, ferrimagnetischen eisenoxiden |
DE2945203A1 (de) * | 1979-11-09 | 1981-06-04 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von (gamma)-eisen (iii) oxid |
JPS5816364U (ja) * | 1981-07-25 | 1983-02-01 | 株式会社新潟鐵工所 | コンクリ−トポンプにおけるタイミング調整装置 |
DE3224325A1 (de) * | 1982-06-30 | 1984-01-05 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von nadelfoermigen, ferrimagnetischen eisenoxiden |
DE3417793A1 (de) * | 1984-05-14 | 1985-11-14 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung feinteiliger, nadelfoermiger und hochkoerzitiver hexagonaler ferrite sowie ihre verwendung zur herstellung magnetischer aufzeichnungstraeger und plastoferrite |
DE3516885A1 (de) * | 1985-05-10 | 1986-11-13 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung nadelfoermiger, kobalthaltiger ferrimagnetischer eisenoxide |
DE3518481A1 (de) * | 1985-05-23 | 1986-11-27 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung feinteiliger und nadelfoermiger hexagonaler ferrite sowie ihre verwendung zur herstellung magnetischer aufzeichnungstraeger und plastoferrite |
CN118125779B (zh) * | 2024-05-07 | 2024-07-02 | 湖南瑞砂环境科技有限公司 | 一种基于黄金尾矿的填缝剂及其制备工艺 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1244896A (fr) * | 1960-01-11 | 1960-10-28 | C K Williams & Co | Procédé d'obtention de poudres d'oxyde de fer ferro-magnétiques notamment pour éléments d'enregistrement magnétiques et poudres et éléments obtenus par ce procédé |
US3498748A (en) * | 1967-05-18 | 1970-03-03 | Pfizer & Co C | Preparation of magnetic ferric oxide |
-
1972
- 1972-03-10 GB GB1141272A patent/GB1392196A/en not_active Expired
- 1972-03-14 FI FI67972A patent/FI54284C/fi active
- 1972-03-15 DE DE19722212435 patent/DE2212435C3/de not_active Expired
- 1972-03-15 AU AU40023/72A patent/AU442230B2/en not_active Expired
- 1972-03-16 CA CA137,228A patent/CA980536A/en not_active Expired
- 1972-03-16 IE IE34372A patent/IE36177B1/xx unknown
- 1972-03-16 AR AR24097472A patent/AR199878A1/es active
- 1972-03-16 CH CH385472A patent/CH547234A/fr not_active IP Right Cessation
- 1972-03-17 FR FR7209464A patent/FR2130407B1/fr not_active Expired
- 1972-03-17 NL NL7203583A patent/NL167660C/nl not_active IP Right Cessation
- 1972-03-17 IT IT4907072A patent/IT957573B/it active
- 1972-03-17 JP JP2736572A patent/JPS5549016B1/ja active Pending
- 1972-03-17 BE BE780830A patent/BE780830A/xx not_active IP Right Cessation
- 1972-03-17 SE SE347972A patent/SE389329B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IE36177L (en) | 1972-09-17 |
JPS5549016B1 (nl) | 1980-12-09 |
NL167660C (nl) | 1982-01-18 |
FR2130407B1 (nl) | 1974-12-13 |
DE2212435B2 (de) | 1977-09-01 |
AU4002372A (en) | 1973-09-20 |
IT957573B (it) | 1973-10-20 |
IE36177B1 (en) | 1976-09-01 |
FI54284C (fi) | 1978-11-10 |
AU442230B2 (en) | 1973-11-01 |
NL7203583A (nl) | 1972-09-19 |
GB1392196A (en) | 1975-04-30 |
BE780830A (fr) | 1972-09-18 |
CA980536A (en) | 1975-12-30 |
CH547234A (fr) | 1974-03-29 |
FI54284B (fi) | 1978-07-31 |
AR199878A1 (es) | 1974-10-08 |
FR2130407A1 (nl) | 1972-11-03 |
DE2212435A1 (de) | 1972-10-19 |
SE389329B (sv) | 1976-11-01 |
DE2212435C3 (de) | 1978-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
SNR | Assignments of patents or rights arising from examined patent applications |
Owner name: PFIZER PIGMENTS INC. |
|
V1 | Lapsed because of non-payment of the annual fee |